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RELATED PARTIES’ TRANSACTIONS AND BALANCES (Schedule of Transactions and Balances with Related Parties) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Transactions: |  |  |  |
Income - Sales to related-party company | [1] | $ 596 | $ 1,251 | $ 959
Cost and expenses - Supplies from related party | [1] | 552 | 59 | $ 6
Balances: |  |  |  |
Trade receivables and other receivables | [1] | 706 | 699 |
Trade payables and other payables | [1] | $ 154 |  |
[1] | includes mainly transactions with affiliated companies.

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